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|    sci.electronics.basics    |    Elementary questions about electronics    |    72,318 messages    |
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|    Message 70,565 of 72,318    |
|    George Herold to Tom Del Rosso    |
|    Re: Using a TO-220 heat sink    |
|    03 May 18 17:22:49    |
      From: gherold@teachspin.com              On Thursday, May 3, 2018 at 7:25:39 PM UTC-4, Tom Del Rosso wrote:       > George Herold wrote:       > > On Thursday, May 3, 2018 at 3:44:21 PM UTC-4, Tom Del Rosso wrote:       > >> jurb6006@gmail.com wrote:       > >>>> "If you have grease, use it and throw the pad away. "       > >>>       > >>> Then you have to float the sink.       > >>       > >> Why would that be difficult?       > >       > > I've got boxes where the best place for the pass element       > > is the back panel, which is typically grounded.       >       > That's if the panel is the heat sink, but for a separate hunk of metal       > (which is small like a TO-220) it should usually be possible to float       > it. I would think.       Well at some point the heat has to make it's way to the outside       world. My first instrument at my CPoE has a bunch of floating       heat sinks. I had to add a fan. As bad as sil pad is, it's better       than air. (I've got dreams of redesigning my first instrument...       well and all the others too. :^)       >       >       > > (It depends on power... I'm a class A type of guy. :^)       >       > I can tell.       Grin,       George H.              --- SoupGate-Win32 v1.05        * Origin: you cannot sedate... all the things you hate (1:229/2)    |
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